Hollow spaces (8)
I believe the answer is:
cavities
(Other definitions for cavities that I've seen before include "Empty spaces" , "Holes (in choppers)" , "Is active in hollows" , "Decayed areas in teeth" .)
I believe the answer is:
cavities
(Other definitions for cavities that I've seen before include "Empty spaces" , "Holes (in choppers)" , "Is active in hollows" , "Decayed areas in teeth" .)